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2026-07-19 - 13:24
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sun Jul 19, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11139213167,8sleep20-21swapper/219:05:162
15355212968,7sleep00-21swapper/019:07:510
15508212767,7sleep30-21swapper/319:09:513
153872119109,7sleep10-21swapper/119:08:161
99122640,0sleep00-21swapper/020:00:120
136422630,0sleep10-21swapper/121:30:111
301882610,1sleep30-21swapper/323:10:143
223872540,0sleep20-21swapper/220:10:202
1569399281,26cyclictest0-21swapper/219:21:182
1569399280,27cyclictest0-21swapper/200:13:572
1569399270,26cyclictest0-21swapper/220:36:002
1569399270,26cyclictest0-21swapper/219:36:242
1569399270,26cyclictest0-21swapper/219:32:422
15693992623,3cyclictest0-21swapper/220:30:032
1569399261,24cyclictest0-21swapper/223:06:052
15693992524,1cyclictest8-21rcu_preempt00:37:512
1569399251,23cyclictest0-21swapper/221:25:282
1569399250,24cyclictest0-21swapper/223:27:442
15693992422,2cyclictest0-21swapper/220:59:212
15693992422,1cyclictest0-21swapper/223:45:482
1569399241,22cyclictest0-21swapper/219:50:322
1568899241,22cyclictest0-21swapper/122:36:161
1568899241,22cyclictest0-21swapper/121:11:181
1568899241,22cyclictest0-21swapper/100:16:441
1568899241,21cyclictest0-21swapper/100:03:351
1569399232,20cyclictest0-21swapper/219:14:372
15693992321,2cyclictest0-21swapper/221:24:042
1568899231,3cyclictest0-21swapper/123:10:401
1568899231,3cyclictest0-21swapper/122:11:101
1568899231,3cyclictest0-21swapper/100:29:531
1568899231,21cyclictest0-21swapper/122:41:161
1568899231,21cyclictest0-21swapper/121:53:311
1568899231,21cyclictest0-21swapper/120:57:451
1568899231,21cyclictest0-21swapper/120:17:501
1568899231,21cyclictest0-21swapper/119:48:181
1568899230,22cyclictest0-21swapper/100:05:561
15683992319,3cyclictest0-21swapper/021:42:340
15693992219,2cyclictest0-21swapper/221:54:012
1569399221,3cyclictest0-21swapper/223:40:052
1569399221,3cyclictest0-21swapper/220:08:082
1569399221,20cyclictest0-21swapper/222:40:162
1569399221,20cyclictest0-21swapper/221:17:252
1569399220,3cyclictest0-21swapper/221:49:252
1569399220,21cyclictest0-21swapper/220:19:092
1569399220,21cyclictest0-21swapper/200:16:262
1569399220,21cyclictest0-21swapper/200:08:382
1569399220,21cyclictest0-21swapper/200:01:142
1568899221,3cyclictest0-21swapper/123:51:081
1568899221,3cyclictest0-21swapper/121:36:281
1568899221,3cyclictest0-21swapper/121:28:491
1568899221,3cyclictest0-21swapper/120:11:301
1568899221,20cyclictest0-21swapper/123:36:531
1568899221,20cyclictest0-21swapper/121:00:331
1568899221,20cyclictest0-21swapper/120:31:441
1568899220,3cyclictest0-21swapper/120:46:271
1568899220,21cyclictest0-21swapper/123:30:481
1568899220,21cyclictest0-21swapper/122:23:101
1568899220,21cyclictest0-21swapper/121:58:221
1568899220,21cyclictest0-21swapper/120:29:361
1568899220,21cyclictest0-21swapper/120:04:151
1568899220,21cyclictest0-21swapper/119:58:061
1568899220,21cyclictest0-21swapper/119:40:091
1568899220,21cyclictest0-21swapper/119:25:201
1568899220,21cyclictest0-21swapper/119:23:451
1568899220,21cyclictest0-21swapper/119:16:431
1568899220,21cyclictest0-21swapper/100:20:151
1568899220,21cyclictest0-21swapper/100:13:151
15693992119,1cyclictest749-21snmpd19:56:242
15693992118,3cyclictest0-21swapper/223:24:112
15693992118,3cyclictest0-21swapper/222:28:082
15693992118,2cyclictest749-21snmpd20:24:362
15693992114,7cyclictest0-21swapper/222:10:102
1569399211,19cyclictest0-21swapper/220:02:392
1569399210,20cyclictest0-21swapper/221:41:342
1569399210,20cyclictest0-21swapper/221:30:462
15688992118,3cyclictest0-21swapper/122:25:521
15688992118,3cyclictest0-21swapper/122:06:521
15688992118,2cyclictest0-21swapper/119:54:201
15688992117,3cyclictest0-21swapper/123:05:311
15688992117,3cyclictest0-21swapper/122:47:371
1568899211,3cyclictest0-21swapper/121:05:351
1568899210,20cyclictest0-21swapper/122:50:171
1568899210,20cyclictest0-21swapper/120:52:421
1568899210,20cyclictest0-21swapper/120:52:411
1568899210,20cyclictest0-21swapper/120:40:121
1568899210,20cyclictest0-21swapper/120:21:001
1568899210,20cyclictest0-21swapper/119:36:381
1568899210,20cyclictest0-21swapper/119:34:541
1568899210,20cyclictest0-21swapper/119:14:471
1568899210,20cyclictest0-21swapper/100:35:211
15683992119,1cyclictest749-21snmpd21:56:310
15683992119,1cyclictest749-21snmpd19:17:400
1568399210,21cyclictest0-21swapper/022:56:070
1568399210,20cyclictest0-21swapper/020:59:510
1568399210,20cyclictest0-21swapper/019:20:120
101432210,1sleep010149-21kthreadcore00:15:190
1569399204,10cyclictest0-21swapper/223:55:242
15693992019,1cyclictest0-21swapper/222:15:312
15693992018,2cyclictest0-21swapper/220:48:052
15693992018,1cyclictest749-21snmpd23:36:502
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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